“我国是一个水运大国。由于国内水系纵横,且其中大多数具备了航运所需的水位,所以利用水路进行的运输活动最迟在汉代便已广泛展开。到了隋代,为了满足漕粮运输的需要,我们的祖先 ”China is a large waterborne country .As the vertical and horizontal domestic water systems, and most of them have the water level required for shipping, so the use of water transport activities carried out by the Han Dynasty has been widely carried out in the Han Dynasty to the Sui Dynasty, in order to meet the grain transport Need, our ancestors